300 series stainless steel contains chromium, nickel and molybdenum as its main components. It has excellent corrosion resistance, heat resistance and oxidation resistance, and is non-magnetic or weakly magnetic. The 400 series stainless steel mainly contains chromium and manganese and does not cont

Quenching methods and processesThere are currently four main quenching methods: 1: Water quenching: refers to a method in which the steel strip is rapidly cooled by a cooling plate with circulating water after it is heated. Advantages: pollution-free, simple and fast. Disadvantages: